Consolidated Statements of Condition (Parenthetical) (USD $) In Thousands, except Share data	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2010
Consolidated Statements of Condition
Securities held to maturity, fair value	$ 10,702	$ 10,671	$ 10,681
Loans, net allowance for loan losses	$ 14,700	$ 15,252	$ 14,344
Common Stock, Par Value	$ 2.5	$ 2.5	$ 2.5
Common Stock, Shares Authorized	20,000,000	20,000,000	20,000,000
Common Stock, Shares, Issued	5,999,840	5,990,943	5,990,943
Common Stock, Shares, Outstanding	5,937,240	5,928,343	5,928,343
Treasury Stock, Shares	62,600	62,600	62,600